#174857#174857
#174857 is a dark, muted cyan. Relative luminance 0.055; OKLCH L 37.6% C 0.057 H 221.9°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).
Color values
| HEX | #174857 |
|---|---|
| RGB | rgb(23, 72, 87) |
| HSL | hsl(194, 58%, 22%) |
| HSV | hsv(194, 74%, 34%) |
| CMYK | cmyk(73.6%, 17.2%, 0%, 65.9%) |
| CIE-LAB | lab(28.13, -10.80, -13.69) |
| CIE-LCH | lch(28.13, 17.44, 231.73°) |
| OKLab | oklab(37.6% -0.0427 -0.0382) |
| OKLCH | oklch(37.6% 0.057 221.9) |
| XYZ | xyz(4.3903, 5.5045, 9.8461) |
| Luminance | 0.0551 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Grey Blue
#29465B
ΔE00 6.47
Dark Blue Grey
#1F3B4D
ΔE00 6.77
Dark Slate Blue
#214761
ΔE00 6.85
Charcoal
#36454F
ΔE00 7.64
Darkslategray
#2F4F4F
ΔE00 7.74
Deep Teal
#00555A
ΔE00 8.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#174857 #572617
analogous
#175746 #174857 #172857
triadic
#174857 #571748 #485717
tetradic
#174857 #461757 #572617 #285717
square
#174857 #461757 #572617 #285717
split-complementary
#174857 #571728 #574617
monochromatic
#061418 #0A2027 #174857 #247087 #3198B8
Accessibility & contrast
On white
10.00
#174857 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.10
#174857 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #174857
10.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##174857 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##174857 | 1.00 | 10.00 | 2.10 | 10.00 |
| #FFFFFF | 10.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.10 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3F4658
Deuteranopia (green-blind)
#364057
Tritanopia (blue-blind)
#004D4D
Achromatopsia (no color)
#424242
Design tokens & code
CSS
--color: #174857; /* rgb */ color: rgb(23, 72, 87); /* oklch */ color: oklch(37.6% 0.057 221.9);
Tailwind
colors: {
custom: {
50: '#5e7b86',
500: '#174857',
950: '#000000',
},
}SCSS
$custom: #174857; $custom-light: #5e7b86; $custom-dark: #000000;
JSON
{
"hex": "#174857",
"rgb": {
"r": 23,
"g": 72,
"b": 87
},
"hsl": {
"h": 194.063,
"s": 58.182,
"l": 21.569
},
"oklch": {
"l": 0.37601,
"c": 0.05727,
"h": 221.9
},
"luminance": 0.05505
}Semantic roles & 50–950 ramp
primary
#174857
secondary
#8E4F3C
accent
#6B46E1
background
#F5F7F8
surface
#E9EDEF
border
#C5C8CA
text
#05090B
muted
#797B7C